Cast refractory corner segment of an annealing furnace base



FIG. 1 is a perspective view of one form of a cast refractory corner segment of an annealing furnace base embodying my design, with the view showing principally top, front and left portions thereof;

FIG. 2 is a perspective view thereof showing principally bottom, rear and right portions thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIGS. 6 and 7 are left and right elevational views thereof, respectively. 

The ornamental design for a cast refractory corner segment of an annealing furnace base, as shown. 